About us

General Building Material (GBM)

Serving contractors, builders & developers for over 25 years


General Building Material (GBM). is a new division of a family owned and operated company that has been in the business for over 25 years. This wealth of knowledge and expertise is what gives us the edge over our competitors. We know our clients and we know drywall.


You can count on General Building Material (GBM) to get you the right products to suit all your building needs.


We carry many trusted brands such as Georgia Pacific, Continental, CertainTeed, CGC, Bailey Metal, Johns Manville, Owens Corning, Roxul, Circlebrand and much more!


General Building Material (GBM). is your one-stop shop for all your building needs!


We are your trusted building supply partner.

Customer service & delivery


Our full range of boom trucks allows us to reach great heights. Where our competitors stop at the curb, we deliver right to where you need it. Whether it be in the basement or on the second floor, General Building Material (GBM) delivers.


We distribute a variety of building materials to residential and commercial clients including industrial and highrise. We service all markets inside and out of the GTA (Greater Toronto area) including areas from Barrie to Milton, and even Kitchener/Waterloo! From drywall contractors, to custom home builders, to do-it-yourselfers, we service them all.


We appreciate the opportunity to do business with you. Feel free to call us or request a quote right now on your next project.

We are Canadian


We are an independent dealer. We run our own store, we own our business. Our families and staff are part of the fiber that makes up our local community. We are committed to serving your needs.